That was honestly a lot easier than I thought it would be

.gitignore

@@ -1,3 +1,5 @@
+output/
+
 # Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]

.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="PyPep8Inspection" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
+  </profile>
+</component>

.idea/inspectionProfiles/profiles_settings.xml

@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>

.idea/misc.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="Python 3.11 (Meshroom)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.11 (Meshroom)" project-jdk-type="Python SDK" />
+</project>

.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/video-2-3d.iml" filepath="$PROJECT_DIR$/.idea/video-2-3d.iml" />
+    </modules>
+  </component>
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>

.idea/video-2-3d.iml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

main.py

@@ -0,0 +1,76 @@
+import os
+import sys
+
+import cv2
+import numpy as np
+
+MINIMUM_SIMILARITY_THRESHOLD = 0.4
+
+def process_video(video_path, min_similarity, output_folder):
+    cap = cv2.VideoCapture(video_path)
+
+    if not cap.isOpened():
+        print("Error opening video file")
+        return
+
+    match_frame = None
+    prev_frame = None
+
+    i = 0
+
+    while cap.isOpened():
+        ret, frame = cap.read()
+        if not ret: break
+
+        i += 1
+
+        print(f"Frame {i}: ", end='')
+
+        if prev_frame is None:
+            prev_frame = frame
+            match_frame = frame
+            print("Initial frame")
+            continue
+
+        cv2.imshow('Frame', frame)
+
+        similarity = orb_similarity(match_frame, frame)
+
+        print(f"Similarity: {similarity}, ", end='')
+
+        if similarity < min_similarity:
+            match_frame = prev_frame
+
+            if(not os.path.isdir(output_folder)):
+                os.mkdir(output_folder)
+
+            cv2.imwrite(os.path.join(output_folder, os.path.basename(video_path)+"-"+str(i)+".png"), match_frame)
+            print("Lost continuity, new match frame")
+        else:
+            print("Skipped!")
+
+        prev_frame = frame
+
+        if cv2.waitKey(1) == ord('q'): break
+
+    # Release the video capture object and close windows
+    cap.release()
+    cv2.destroyAllWindows()
+
+
+orb = cv2.ORB_create()
+
+def orb_similarity(img1, img2):
+    kp1, des1 = orb.detectAndCompute(img1, None)
+    kp2, des2 = orb.detectAndCompute(img2, None)
+
+    bf = cv2.BFMatcher(cv2.NORM_HAMMING, crossCheck=True)
+    matches = bf.match(des1, des2)
+
+    similarity = len(matches) / min(len(kp1), len(kp2))
+    return similarity
+
+if len(sys.argv) != 4:
+    print("Usage: python main.py <video file> <min similarity threshold> <output folder>")
+else:
+    process_video(sys.argv[1], float(sys.argv[2]), sys.argv[3])